County · Illinois · United States
Cass County ZIP codes
6 ZIP codes · 6 cities · FIPS 17017
Key facts
- State
- Illinois (IL)
- FIPS code
- 17017
- Population
- 12,826
- Median household income
- $64,907
- Median age
- 38.1
- Land area
- 375.8 sq mi (973.2 km²)
- Population density
- 34 / sq mi
- Area codes
- 217, 447
Cities and ZIP codes in Cass County (6)
| City | ZIP codes |
|---|---|
| Arenzville | 62611 |
| Ashland | 62612 |
| Beardstown | 62618 |
| Bluff Springs | 62622 |
| Chandlerville | 62627 |
| Virginia | 62691 |
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.